2 * Copyright 2007-2020 The OpenSSL Project Authors. All Rights Reserved.
3 * Copyright Nokia 2007-2019
4 * Copyright Siemens AG 2015-2019
6 * Licensed under the Apache License 2.0 (the "License"). You may not use
7 * this file except in compliance with the License. You can obtain a copy
8 * in the file LICENSE in the source distribution or at
9 * https://www.openssl.org/source/license.html
12 /* CMP functions for PKIMessage construction */
14 #include "cmp_local.h"
16 /* explicit #includes not strictly needed since implied by the above: */
17 #include <openssl/asn1t.h>
18 #include <openssl/cmp.h>
19 #include <openssl/crmf.h>
20 #include <openssl/err.h>
21 #include <openssl/x509.h>
22 #include "crypto/x509.h" /* for x509_set0_libctx() */
24 OSSL_CMP_PKIHEADER *OSSL_CMP_MSG_get0_header(const OSSL_CMP_MSG *msg)
27 ERR_raise(ERR_LIB_CMP, CMP_R_NULL_ARGUMENT);
33 const char *ossl_cmp_bodytype_to_string(int type)
35 static const char *type_names[] = {
36 "IR", "IP", "CR", "CP", "P10CR",
37 "POPDECC", "POPDECR", "KUR", "KUP",
38 "KRR", "KRP", "RR", "RP", "CCR", "CCP",
39 "CKUANN", "CANN", "RANN", "CRLANN", "PKICONF", "NESTED",
40 "GENM", "GENP", "ERROR", "CERTCONF", "POLLREQ", "POLLREP",
43 if (type < 0 || type > OSSL_CMP_PKIBODY_TYPE_MAX)
44 return "illegal body type";
45 return type_names[type];
48 int ossl_cmp_msg_set_bodytype(OSSL_CMP_MSG *msg, int type)
50 if (!ossl_assert(msg != NULL && msg->body != NULL))
53 msg->body->type = type;
57 int ossl_cmp_msg_get_bodytype(const OSSL_CMP_MSG *msg)
59 if (!ossl_assert(msg != NULL && msg->body != NULL))
62 return msg->body->type;
65 /* Add an extension to the referenced extension stack, which may be NULL */
66 static int add1_extension(X509_EXTENSIONS **pexts, int nid, int crit, void *ex)
71 if (!ossl_assert(pexts != NULL)) /* pointer to var must not be NULL */
74 if ((ext = X509V3_EXT_i2d(nid, crit, ex)) == NULL)
77 res = X509v3_add_ext(pexts, ext, 0) != NULL;
78 X509_EXTENSION_free(ext);
82 /* Add extension list to the referenced extension stack, which may be NULL */
83 static int add_extensions(STACK_OF(X509_EXTENSION) **target,
84 const STACK_OF(X509_EXTENSION) *exts)
91 for (i = 0; i < sk_X509_EXTENSION_num(exts); i++) {
92 X509_EXTENSION *ext = sk_X509_EXTENSION_value(exts, i);
93 ASN1_OBJECT *obj = X509_EXTENSION_get_object(ext);
94 int idx = X509v3_get_ext_by_OBJ(*target, obj, -1);
96 /* Does extension exist in target? */
98 /* Delete all extensions of same type */
100 X509_EXTENSION_free(sk_X509_EXTENSION_delete(*target, idx));
101 idx = X509v3_get_ext_by_OBJ(*target, obj, -1);
104 if (!X509v3_add_ext(target, ext, -1))
110 /* Add a CRL revocation reason code to extension stack, which may be NULL */
111 static int add_crl_reason_extension(X509_EXTENSIONS **pexts, int reason_code)
113 ASN1_ENUMERATED *val = ASN1_ENUMERATED_new();
116 if (val != NULL && ASN1_ENUMERATED_set(val, reason_code))
117 res = add1_extension(pexts, NID_crl_reason, 0 /* non-critical */, val);
118 ASN1_ENUMERATED_free(val);
122 OSSL_CMP_MSG *ossl_cmp_msg_create(OSSL_CMP_CTX *ctx, int bodytype)
124 OSSL_CMP_MSG *msg = NULL;
126 if (!ossl_assert(ctx != NULL))
129 if ((msg = OSSL_CMP_MSG_new()) == NULL)
131 if (!ossl_cmp_hdr_init(ctx, msg->header)
132 || !ossl_cmp_msg_set_bodytype(msg, bodytype))
134 if (ctx->geninfo_ITAVs != NULL
135 && !ossl_cmp_hdr_generalInfo_push1_items(msg->header,
140 case OSSL_CMP_PKIBODY_IR:
141 case OSSL_CMP_PKIBODY_CR:
142 case OSSL_CMP_PKIBODY_KUR:
143 if ((msg->body->value.ir = OSSL_CRMF_MSGS_new()) == NULL)
147 case OSSL_CMP_PKIBODY_P10CR:
148 if (ctx->p10CSR == NULL) {
149 ERR_raise(ERR_LIB_CMP, CMP_R_MISSING_P10CSR);
152 if ((msg->body->value.p10cr = X509_REQ_dup(ctx->p10CSR)) == NULL)
156 case OSSL_CMP_PKIBODY_IP:
157 case OSSL_CMP_PKIBODY_CP:
158 case OSSL_CMP_PKIBODY_KUP:
159 if ((msg->body->value.ip = OSSL_CMP_CERTREPMESSAGE_new()) == NULL)
163 case OSSL_CMP_PKIBODY_RR:
164 if ((msg->body->value.rr = sk_OSSL_CMP_REVDETAILS_new_null()) == NULL)
167 case OSSL_CMP_PKIBODY_RP:
168 if ((msg->body->value.rp = OSSL_CMP_REVREPCONTENT_new()) == NULL)
172 case OSSL_CMP_PKIBODY_CERTCONF:
173 if ((msg->body->value.certConf =
174 sk_OSSL_CMP_CERTSTATUS_new_null()) == NULL)
177 case OSSL_CMP_PKIBODY_PKICONF:
178 if ((msg->body->value.pkiconf = ASN1_TYPE_new()) == NULL)
180 ASN1_TYPE_set(msg->body->value.pkiconf, V_ASN1_NULL, NULL);
183 case OSSL_CMP_PKIBODY_POLLREQ:
184 if ((msg->body->value.pollReq = sk_OSSL_CMP_POLLREQ_new_null()) == NULL)
187 case OSSL_CMP_PKIBODY_POLLREP:
188 if ((msg->body->value.pollRep = sk_OSSL_CMP_POLLREP_new_null()) == NULL)
192 case OSSL_CMP_PKIBODY_GENM:
193 case OSSL_CMP_PKIBODY_GENP:
194 if ((msg->body->value.genm = sk_OSSL_CMP_ITAV_new_null()) == NULL)
198 case OSSL_CMP_PKIBODY_ERROR:
199 if ((msg->body->value.error = OSSL_CMP_ERRORMSGCONTENT_new()) == NULL)
204 ERR_raise(ERR_LIB_CMP, CMP_R_UNEXPECTED_PKIBODY);
209 OSSL_CMP_MSG_free(msg);
213 #define HAS_SAN(ctx) \
214 (sk_GENERAL_NAME_num((ctx)->subjectAltNames) > 0 \
215 || OSSL_CMP_CTX_reqExtensions_have_SAN(ctx) == 1)
217 static const X509_NAME *determine_subj(OSSL_CMP_CTX *ctx,
218 const X509_NAME *ref_subj,
221 if (ctx->subjectName != NULL)
222 return ctx->subjectName;
224 if (ref_subj != NULL && (for_KUR || !HAS_SAN(ctx)))
226 * For KUR, copy subject from the reference.
227 * For IR or CR, do the same only if there is no subjectAltName.
233 OSSL_CRMF_MSG *OSSL_CMP_CTX_setup_CRM(OSSL_CMP_CTX *ctx, int for_KUR, int rid)
235 OSSL_CRMF_MSG *crm = NULL;
236 X509 *refcert = ctx->oldCert != NULL ? ctx->oldCert : ctx->cert;
237 /* refcert defaults to current client cert */
238 EVP_PKEY *rkey = OSSL_CMP_CTX_get0_newPkey(ctx, 0);
239 STACK_OF(GENERAL_NAME) *default_sans = NULL;
240 const X509_NAME *ref_subj =
241 ctx->p10CSR != NULL ? X509_REQ_get_subject_name(ctx->p10CSR) :
242 refcert != NULL ? X509_get_subject_name(refcert) : NULL;
243 const X509_NAME *subject = determine_subj(ctx, ref_subj, for_KUR);
244 const X509_NAME *issuer = ctx->issuer != NULL || refcert == NULL
245 ? ctx->issuer : X509_get_issuer_name(refcert);
246 int crit = ctx->setSubjectAltNameCritical || subject == NULL;
247 /* RFC5280: subjectAltName MUST be critical if subject is null */
248 X509_EXTENSIONS *exts = NULL;
250 if (rkey == NULL && ctx->p10CSR != NULL)
251 rkey = X509_REQ_get0_pubkey(ctx->p10CSR);
253 rkey = ctx->pkey; /* default is independent of ctx->oldCert */
255 #ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
256 ERR_raise(ERR_LIB_CMP, CMP_R_NULL_ARGUMENT);
260 if (for_KUR && refcert == NULL && ctx->p10CSR == NULL) {
261 ERR_raise(ERR_LIB_CMP, CMP_R_MISSING_REFERENCE_CERT);
264 if ((crm = OSSL_CRMF_MSG_new()) == NULL)
266 if (!OSSL_CRMF_MSG_set_certReqId(crm, rid)
268 * fill certTemplate, corresponding to CertificationRequestInfo
269 * of PKCS#10. The rkey param cannot be NULL so far -
270 * it could be NULL if centralized key creation was supported
272 || !OSSL_CRMF_CERTTEMPLATE_fill(OSSL_CRMF_MSG_get0_tmpl(crm), rkey,
273 subject, issuer, NULL /* serial */))
275 if (ctx->days != 0) {
276 time_t now = time(NULL);
277 ASN1_TIME *notBefore = ASN1_TIME_adj(NULL, now, 0, 0);
278 ASN1_TIME *notAfter = ASN1_TIME_adj(NULL, now, ctx->days, 0);
280 if (notBefore == NULL
282 || !OSSL_CRMF_MSG_set0_validity(crm, notBefore, notAfter)) {
283 ASN1_TIME_free(notBefore);
284 ASN1_TIME_free(notAfter);
290 if (refcert != NULL && !ctx->SubjectAltName_nodefault)
291 default_sans = X509V3_get_d2i(X509_get0_extensions(refcert),
292 NID_subject_alt_name, NULL, NULL);
293 if (ctx->p10CSR != NULL
294 && (exts = X509_REQ_get_extensions(ctx->p10CSR)) == NULL)
296 if (ctx->reqExtensions != NULL /* augment/override existing ones */
297 && !add_extensions(&exts, ctx->reqExtensions))
299 if (sk_GENERAL_NAME_num(ctx->subjectAltNames) > 0
300 && !add1_extension(&exts, NID_subject_alt_name,
301 crit, ctx->subjectAltNames))
303 if (!HAS_SAN(ctx) && default_sans != NULL
304 && !add1_extension(&exts, NID_subject_alt_name, crit, default_sans))
306 if (ctx->policies != NULL
307 && !add1_extension(&exts, NID_certificate_policies,
308 ctx->setPoliciesCritical, ctx->policies))
310 if (!OSSL_CRMF_MSG_set0_extensions(crm, exts))
313 /* end fill certTemplate, now set any controls */
315 /* for KUR, set OldCertId according to D.6 */
316 if (for_KUR && refcert != NULL) {
317 OSSL_CRMF_CERTID *cid =
318 OSSL_CRMF_CERTID_gen(X509_get_issuer_name(refcert),
319 X509_get0_serialNumber(refcert));
324 ret = OSSL_CRMF_MSG_set1_regCtrl_oldCertID(crm, cid);
325 OSSL_CRMF_CERTID_free(cid);
333 OSSL_CRMF_MSG_free(crm);
337 sk_X509_EXTENSION_pop_free(exts, X509_EXTENSION_free);
338 sk_GENERAL_NAME_pop_free(default_sans, GENERAL_NAME_free);
342 OSSL_CMP_MSG *ossl_cmp_certreq_new(OSSL_CMP_CTX *ctx, int type,
343 const OSSL_CRMF_MSG *crm)
346 OSSL_CRMF_MSG *local_crm = NULL;
348 if (!ossl_assert(ctx != NULL))
351 if (type != OSSL_CMP_PKIBODY_IR && type != OSSL_CMP_PKIBODY_CR
352 && type != OSSL_CMP_PKIBODY_KUR && type != OSSL_CMP_PKIBODY_P10CR) {
353 ERR_raise(ERR_LIB_CMP, CMP_R_INVALID_ARGS);
357 if ((msg = ossl_cmp_msg_create(ctx, type)) == NULL)
361 if (ctx->implicitConfirm && !ossl_cmp_hdr_set_implicitConfirm(msg->header))
365 /* For P10CR the content has already been set in OSSL_CMP_MSG_create */
366 if (type != OSSL_CMP_PKIBODY_P10CR) {
367 EVP_PKEY *privkey = OSSL_CMP_CTX_get0_newPkey(ctx, 1);
370 * privkey is NULL in case ctx->newPkey does not include a private key.
371 * We then may try to use ctx->pkey as fallback/default, but only
372 * if ctx-> newPkey does not include a (non-matching) public key:
374 if (privkey == NULL && OSSL_CMP_CTX_get0_newPkey(ctx, 0) == NULL)
375 privkey = ctx->pkey; /* default is independent of ctx->oldCert */
376 if (ctx->popoMethod == OSSL_CRMF_POPO_SIGNATURE && privkey == NULL) {
377 ERR_raise(ERR_LIB_CMP, CMP_R_MISSING_PRIVATE_KEY);
381 local_crm = OSSL_CMP_CTX_setup_CRM(ctx,
382 type == OSSL_CMP_PKIBODY_KUR,
384 if (local_crm == NULL
385 || !OSSL_CRMF_MSG_create_popo(ctx->popoMethod, local_crm,
386 privkey, ctx->digest,
387 ctx->libctx, ctx->propq))
390 if ((local_crm = OSSL_CRMF_MSG_dup(crm)) == NULL)
394 /* value.ir is same for cr and kur */
395 if (!sk_OSSL_CRMF_MSG_push(msg->body->value.ir, local_crm))
398 /* TODO: here optional 2nd certreqmsg could be pushed to the stack */
401 if (!ossl_cmp_msg_protect(ctx, msg))
407 ERR_raise(ERR_LIB_CMP, CMP_R_ERROR_CREATING_CERTREQ);
408 OSSL_CRMF_MSG_free(local_crm);
409 OSSL_CMP_MSG_free(msg);
413 OSSL_CMP_MSG *ossl_cmp_certrep_new(OSSL_CMP_CTX *ctx, int bodytype,
414 int certReqId, OSSL_CMP_PKISI *si,
415 X509 *cert, STACK_OF(X509) *chain,
416 STACK_OF(X509) *caPubs, int encrypted,
417 int unprotectedErrors)
419 OSSL_CMP_MSG *msg = NULL;
420 OSSL_CMP_CERTREPMESSAGE *repMsg = NULL;
421 OSSL_CMP_CERTRESPONSE *resp = NULL;
424 if (!ossl_assert(ctx != NULL && si != NULL))
427 if ((msg = ossl_cmp_msg_create(ctx, bodytype)) == NULL)
429 repMsg = msg->body->value.ip; /* value.ip is same for cp and kup */
432 if (ctx->implicitConfirm && !ossl_cmp_hdr_set_implicitConfirm(msg->header))
436 if ((resp = OSSL_CMP_CERTRESPONSE_new()) == NULL)
438 OSSL_CMP_PKISI_free(resp->status);
439 if ((resp->status = OSSL_CMP_PKISI_dup(si)) == NULL
440 || !ASN1_INTEGER_set(resp->certReqId, certReqId))
443 status = ossl_cmp_pkisi_get_status(resp->status);
444 if (status != OSSL_CMP_PKISTATUS_rejection
445 && status != OSSL_CMP_PKISTATUS_waiting && cert != NULL) {
447 ERR_raise(ERR_LIB_CMP, CMP_R_INVALID_ARGS);
451 if ((resp->certifiedKeyPair = OSSL_CMP_CERTIFIEDKEYPAIR_new())
454 resp->certifiedKeyPair->certOrEncCert->type =
455 OSSL_CMP_CERTORENCCERT_CERTIFICATE;
456 if (!X509_up_ref(cert))
458 resp->certifiedKeyPair->certOrEncCert->value.certificate = cert;
461 if (!sk_OSSL_CMP_CERTRESPONSE_push(repMsg->response, resp))
464 /* TODO: here optional 2nd certrep could be pushed to the stack */
466 if (bodytype == OSSL_CMP_PKIBODY_IP && caPubs != NULL
467 && (repMsg->caPubs = X509_chain_up_ref(caPubs)) == NULL)
469 if (sk_X509_num(chain) > 0) {
470 msg->extraCerts = sk_X509_new_reserve(NULL, sk_X509_num(chain));
471 if (msg->extraCerts == NULL
472 || !X509_add_certs(msg->extraCerts, chain,
473 X509_ADD_FLAG_UP_REF | X509_ADD_FLAG_NO_DUP))
477 if (!unprotectedErrors
478 || ossl_cmp_pkisi_get_status(si) != OSSL_CMP_PKISTATUS_rejection)
479 if (!ossl_cmp_msg_protect(ctx, msg))
485 ERR_raise(ERR_LIB_CMP, CMP_R_ERROR_CREATING_CERTREP);
486 OSSL_CMP_CERTRESPONSE_free(resp);
487 OSSL_CMP_MSG_free(msg);
491 OSSL_CMP_MSG *ossl_cmp_rr_new(OSSL_CMP_CTX *ctx)
493 OSSL_CMP_MSG *msg = NULL;
494 OSSL_CMP_REVDETAILS *rd;
497 if (!ossl_assert(ctx != NULL && (ctx->oldCert != NULL
498 || ctx->p10CSR != NULL)))
501 if ((rd = OSSL_CMP_REVDETAILS_new()) == NULL)
504 /* Fill the template from the contents of the certificate to be revoked */
505 ret = ctx->oldCert != NULL
506 ? OSSL_CRMF_CERTTEMPLATE_fill(rd->certDetails,
507 NULL /* pubkey would be redundant */,
508 NULL /* subject would be redundant */,
509 X509_get_issuer_name(ctx->oldCert),
510 X509_get0_serialNumber(ctx->oldCert))
511 : OSSL_CRMF_CERTTEMPLATE_fill(rd->certDetails,
512 X509_REQ_get0_pubkey(ctx->p10CSR),
513 X509_REQ_get_subject_name(ctx->p10CSR),
518 /* revocation reason code is optional */
519 if (ctx->revocationReason != CRL_REASON_NONE
520 && !add_crl_reason_extension(&rd->crlEntryDetails,
521 ctx->revocationReason))
524 if ((msg = ossl_cmp_msg_create(ctx, OSSL_CMP_PKIBODY_RR)) == NULL)
527 if (!sk_OSSL_CMP_REVDETAILS_push(msg->body->value.rr, rd))
532 * TODO: the Revocation Passphrase according to section 5.3.19.9 could be
533 * set here if set in ctx
536 if (!ossl_cmp_msg_protect(ctx, msg))
542 ERR_raise(ERR_LIB_CMP, CMP_R_ERROR_CREATING_RR);
543 OSSL_CMP_MSG_free(msg);
544 OSSL_CMP_REVDETAILS_free(rd);
548 OSSL_CMP_MSG *ossl_cmp_rp_new(OSSL_CMP_CTX *ctx, OSSL_CMP_PKISI *si,
549 OSSL_CRMF_CERTID *cid, int unprot_err)
551 OSSL_CMP_REVREPCONTENT *rep = NULL;
552 OSSL_CMP_PKISI *si1 = NULL;
553 OSSL_CRMF_CERTID *cid_copy = NULL;
554 OSSL_CMP_MSG *msg = NULL;
556 if (!ossl_assert(ctx != NULL && si != NULL))
559 if ((msg = ossl_cmp_msg_create(ctx, OSSL_CMP_PKIBODY_RP)) == NULL)
561 rep = msg->body->value.rp;
563 if ((si1 = OSSL_CMP_PKISI_dup(si)) == NULL)
566 if (!sk_OSSL_CMP_PKISI_push(rep->status, si1)) {
567 OSSL_CMP_PKISI_free(si1);
571 if ((rep->revCerts = sk_OSSL_CRMF_CERTID_new_null()) == NULL)
574 if ((cid_copy = OSSL_CRMF_CERTID_dup(cid)) == NULL)
576 if (!sk_OSSL_CRMF_CERTID_push(rep->revCerts, cid_copy)) {
577 OSSL_CRMF_CERTID_free(cid_copy);
583 || ossl_cmp_pkisi_get_status(si) != OSSL_CMP_PKISTATUS_rejection)
584 if (!ossl_cmp_msg_protect(ctx, msg))
590 ERR_raise(ERR_LIB_CMP, CMP_R_ERROR_CREATING_RP);
591 OSSL_CMP_MSG_free(msg);
595 OSSL_CMP_MSG *ossl_cmp_pkiconf_new(OSSL_CMP_CTX *ctx)
599 if (!ossl_assert(ctx != NULL))
602 if ((msg = ossl_cmp_msg_create(ctx, OSSL_CMP_PKIBODY_PKICONF)) == NULL)
604 if (ossl_cmp_msg_protect(ctx, msg))
608 ERR_raise(ERR_LIB_CMP, CMP_R_ERROR_CREATING_PKICONF);
609 OSSL_CMP_MSG_free(msg);
613 int ossl_cmp_msg_gen_push0_ITAV(OSSL_CMP_MSG *msg, OSSL_CMP_ITAV *itav)
617 if (!ossl_assert(msg != NULL && itav != NULL))
620 bodytype = ossl_cmp_msg_get_bodytype(msg);
621 if (bodytype != OSSL_CMP_PKIBODY_GENM
622 && bodytype != OSSL_CMP_PKIBODY_GENP) {
623 ERR_raise(ERR_LIB_CMP, CMP_R_INVALID_ARGS);
627 /* value.genp has the same structure, so this works for genp as well */
628 return OSSL_CMP_ITAV_push0_stack_item(&msg->body->value.genm, itav);
631 int ossl_cmp_msg_gen_push1_ITAVs(OSSL_CMP_MSG *msg,
632 const STACK_OF(OSSL_CMP_ITAV) *itavs)
635 OSSL_CMP_ITAV *itav = NULL;
637 if (!ossl_assert(msg != NULL))
640 for (i = 0; i < sk_OSSL_CMP_ITAV_num(itavs); i++) {
641 itav = OSSL_CMP_ITAV_dup(sk_OSSL_CMP_ITAV_value(itavs, i));
643 || !ossl_cmp_msg_gen_push0_ITAV(msg, itav)) {
644 OSSL_CMP_ITAV_free(itav);
652 * Creates a new General Message/Response with an empty itav stack
653 * returns a pointer to the PKIMessage on success, NULL on error
655 static OSSL_CMP_MSG *gen_new(OSSL_CMP_CTX *ctx,
656 const STACK_OF(OSSL_CMP_ITAV) *itavs,
657 int body_type, int err_code)
659 OSSL_CMP_MSG *msg = NULL;
661 if (!ossl_assert(ctx != NULL))
664 if ((msg = ossl_cmp_msg_create(ctx, body_type)) == NULL)
667 if (ctx->genm_ITAVs != NULL
668 && !ossl_cmp_msg_gen_push1_ITAVs(msg, itavs))
671 if (!ossl_cmp_msg_protect(ctx, msg))
677 ERR_raise(ERR_LIB_CMP, err_code);
678 OSSL_CMP_MSG_free(msg);
682 OSSL_CMP_MSG *ossl_cmp_genm_new(OSSL_CMP_CTX *ctx)
684 return gen_new(ctx, ctx->genm_ITAVs,
685 OSSL_CMP_PKIBODY_GENM, CMP_R_ERROR_CREATING_GENM);
688 OSSL_CMP_MSG *ossl_cmp_genp_new(OSSL_CMP_CTX *ctx,
689 const STACK_OF(OSSL_CMP_ITAV) *itavs)
691 return gen_new(ctx, itavs,
692 OSSL_CMP_PKIBODY_GENP, CMP_R_ERROR_CREATING_GENP);
695 OSSL_CMP_MSG *ossl_cmp_error_new(OSSL_CMP_CTX *ctx, OSSL_CMP_PKISI *si,
697 const char *details, int unprotected)
699 OSSL_CMP_MSG *msg = NULL;
700 OSSL_CMP_PKIFREETEXT *ft;
702 if (!ossl_assert(ctx != NULL && si != NULL))
705 if ((msg = ossl_cmp_msg_create(ctx, OSSL_CMP_PKIBODY_ERROR)) == NULL)
708 OSSL_CMP_PKISI_free(msg->body->value.error->pKIStatusInfo);
709 if ((msg->body->value.error->pKIStatusInfo = OSSL_CMP_PKISI_dup(si))
712 if (errorCode >= 0) {
713 if ((msg->body->value.error->errorCode = ASN1_INTEGER_new()) == NULL)
715 if (!ASN1_INTEGER_set(msg->body->value.error->errorCode, errorCode))
718 if (details != NULL) {
719 if ((ft = sk_ASN1_UTF8STRING_new_null()) == NULL)
721 msg->body->value.error->errorDetails = ft;
722 if (!ossl_cmp_sk_ASN1_UTF8STRING_push_str(ft, details))
726 if (!unprotected && !ossl_cmp_msg_protect(ctx, msg))
731 ERR_raise(ERR_LIB_CMP, CMP_R_ERROR_CREATING_ERROR);
732 OSSL_CMP_MSG_free(msg);
737 * Set the certHash field of a OSSL_CMP_CERTSTATUS structure.
738 * This is used in the certConf message, for example,
739 * to confirm that the certificate was received successfully.
741 int ossl_cmp_certstatus_set0_certHash(OSSL_CMP_CERTSTATUS *certStatus,
742 ASN1_OCTET_STRING *hash)
744 if (!ossl_assert(certStatus != NULL))
746 ASN1_OCTET_STRING_free(certStatus->certHash);
747 certStatus->certHash = hash;
752 * TODO: handle potential 2nd certificate when signing and encrypting
753 * certificates have been requested/received
755 OSSL_CMP_MSG *ossl_cmp_certConf_new(OSSL_CMP_CTX *ctx, int fail_info,
758 OSSL_CMP_MSG *msg = NULL;
759 OSSL_CMP_CERTSTATUS *certStatus = NULL;
760 ASN1_OCTET_STRING *certHash = NULL;
761 OSSL_CMP_PKISI *sinfo;
763 if (!ossl_assert(ctx != NULL && ctx->newCert != NULL))
766 if ((unsigned)fail_info > OSSL_CMP_PKIFAILUREINFO_MAX_BIT_PATTERN) {
767 ERR_raise(ERR_LIB_CMP, CMP_R_FAIL_INFO_OUT_OF_RANGE);
771 if ((msg = ossl_cmp_msg_create(ctx, OSSL_CMP_PKIBODY_CERTCONF)) == NULL)
774 if ((certStatus = OSSL_CMP_CERTSTATUS_new()) == NULL)
776 /* consume certStatus into msg right away so it gets deallocated with msg */
777 if (!sk_OSSL_CMP_CERTSTATUS_push(msg->body->value.certConf, certStatus))
779 /* set the ID of the certReq */
780 if (!ASN1_INTEGER_set(certStatus->certReqId, OSSL_CMP_CERTREQID))
783 * the hash of the certificate, using the same hash algorithm
784 * as is used to create and verify the certificate signature
786 if ((certHash = X509_digest_sig(ctx->newCert)) == NULL)
789 if (!ossl_cmp_certstatus_set0_certHash(certStatus, certHash))
793 * For any particular CertStatus, omission of the statusInfo field
794 * indicates ACCEPTANCE of the specified certificate. Alternatively,
795 * explicit status details (with respect to acceptance or rejection) MAY
796 * be provided in the statusInfo field, perhaps for auditing purposes at
799 sinfo = fail_info != 0 ?
800 OSSL_CMP_STATUSINFO_new(OSSL_CMP_PKISTATUS_rejection, fail_info, text) :
801 OSSL_CMP_STATUSINFO_new(OSSL_CMP_PKISTATUS_accepted, 0, text);
804 certStatus->statusInfo = sinfo;
806 if (!ossl_cmp_msg_protect(ctx, msg))
812 ERR_raise(ERR_LIB_CMP, CMP_R_ERROR_CREATING_CERTCONF);
813 OSSL_CMP_MSG_free(msg);
814 ASN1_OCTET_STRING_free(certHash);
818 OSSL_CMP_MSG *ossl_cmp_pollReq_new(OSSL_CMP_CTX *ctx, int crid)
820 OSSL_CMP_MSG *msg = NULL;
821 OSSL_CMP_POLLREQ *preq = NULL;
823 if (!ossl_assert(ctx != NULL))
826 if ((msg = ossl_cmp_msg_create(ctx, OSSL_CMP_PKIBODY_POLLREQ)) == NULL)
829 /* TODO: support multiple cert request IDs to poll */
830 if ((preq = OSSL_CMP_POLLREQ_new()) == NULL
831 || !ASN1_INTEGER_set(preq->certReqId, crid)
832 || !sk_OSSL_CMP_POLLREQ_push(msg->body->value.pollReq, preq))
836 if (!ossl_cmp_msg_protect(ctx, msg))
842 ERR_raise(ERR_LIB_CMP, CMP_R_ERROR_CREATING_POLLREQ);
843 OSSL_CMP_POLLREQ_free(preq);
844 OSSL_CMP_MSG_free(msg);
848 OSSL_CMP_MSG *ossl_cmp_pollRep_new(OSSL_CMP_CTX *ctx, int crid,
852 OSSL_CMP_POLLREP *prep;
854 if (!ossl_assert(ctx != NULL))
857 if ((msg = ossl_cmp_msg_create(ctx, OSSL_CMP_PKIBODY_POLLREP)) == NULL)
859 if ((prep = OSSL_CMP_POLLREP_new()) == NULL)
861 if (!sk_OSSL_CMP_POLLREP_push(msg->body->value.pollRep, prep))
863 if (!ASN1_INTEGER_set(prep->certReqId, crid))
865 if (!ASN1_INTEGER_set_int64(prep->checkAfter, poll_after))
868 if (!ossl_cmp_msg_protect(ctx, msg))
873 ERR_raise(ERR_LIB_CMP, CMP_R_ERROR_CREATING_POLLREP);
874 OSSL_CMP_MSG_free(msg);
879 * returns the status field of the RevRepContent with the given
880 * request/sequence id inside a revocation response.
881 * RevRepContent has the revocation statuses in same order as they were sent in
883 * returns NULL on error
886 ossl_cmp_revrepcontent_get_pkisi(OSSL_CMP_REVREPCONTENT *rrep, int rsid)
888 OSSL_CMP_PKISI *status;
890 if (!ossl_assert(rrep != NULL))
893 if ((status = sk_OSSL_CMP_PKISI_value(rrep->status, rsid)) != NULL)
896 ERR_raise(ERR_LIB_CMP, CMP_R_PKISTATUSINFO_NOT_FOUND);
901 * returns the CertId field in the revCerts part of the RevRepContent
902 * with the given request/sequence id inside a revocation response.
903 * RevRepContent has the CertIds in same order as they were sent in
905 * returns NULL on error
908 ossl_cmp_revrepcontent_get_CertId(OSSL_CMP_REVREPCONTENT *rrep, int rsid)
910 OSSL_CRMF_CERTID *cid = NULL;
912 if (!ossl_assert(rrep != NULL))
915 if ((cid = sk_OSSL_CRMF_CERTID_value(rrep->revCerts, rsid)) != NULL)
918 ERR_raise(ERR_LIB_CMP, CMP_R_CERTID_NOT_FOUND);
922 static int suitable_rid(const ASN1_INTEGER *certReqId, int rid)
929 trid = ossl_cmp_asn1_get_int(certReqId);
932 ERR_raise(ERR_LIB_CMP, CMP_R_BAD_REQUEST_ID);
939 * returns a pointer to the PollResponse with the given CertReqId
940 * (or the first one in case -1) inside a PollRepContent
941 * returns NULL on error or if no suitable PollResponse available
944 ossl_cmp_pollrepcontent_get0_pollrep(const OSSL_CMP_POLLREPCONTENT *prc,
947 OSSL_CMP_POLLREP *pollRep = NULL;
950 if (!ossl_assert(prc != NULL))
953 for (i = 0; i < sk_OSSL_CMP_POLLREP_num(prc); i++) {
954 pollRep = sk_OSSL_CMP_POLLREP_value(prc, i);
955 if (suitable_rid(pollRep->certReqId, rid))
959 ERR_raise_data(ERR_LIB_CMP, CMP_R_CERTRESPONSE_NOT_FOUND,
960 "expected certReqId = %d", rid);
965 * returns a pointer to the CertResponse with the given CertReqId
966 * (or the first one in case -1) inside a CertRepMessage
967 * returns NULL on error or if no suitable CertResponse available
969 OSSL_CMP_CERTRESPONSE *
970 ossl_cmp_certrepmessage_get0_certresponse(const OSSL_CMP_CERTREPMESSAGE *crm,
973 OSSL_CMP_CERTRESPONSE *crep = NULL;
976 if (!ossl_assert(crm != NULL && crm->response != NULL))
979 for (i = 0; i < sk_OSSL_CMP_CERTRESPONSE_num(crm->response); i++) {
980 crep = sk_OSSL_CMP_CERTRESPONSE_value(crm->response, i);
981 if (suitable_rid(crep->certReqId, rid))
985 ERR_raise_data(ERR_LIB_CMP, CMP_R_CERTRESPONSE_NOT_FOUND,
986 "expected certReqId = %d", rid);
991 * Retrieve the newly enrolled certificate from the given certResponse crep.
992 * In case of indirect POPO uses the libctx and propq from ctx and private key.
993 * Returns a pointer to a copy of the found certificate, or NULL if not found.
995 X509 *ossl_cmp_certresponse_get1_cert(const OSSL_CMP_CERTRESPONSE *crep,
996 const OSSL_CMP_CTX *ctx, EVP_PKEY *pkey)
998 OSSL_CMP_CERTORENCCERT *coec;
1001 if (!ossl_assert(crep != NULL && ctx != NULL))
1004 if (crep->certifiedKeyPair
1005 && (coec = crep->certifiedKeyPair->certOrEncCert) != NULL) {
1006 switch (coec->type) {
1007 case OSSL_CMP_CERTORENCCERT_CERTIFICATE:
1008 crt = X509_dup(coec->value.certificate);
1010 case OSSL_CMP_CERTORENCCERT_ENCRYPTEDCERT:
1011 /* cert encrypted for indirect PoP; RFC 4210, 5.2.8.2 */
1013 ERR_raise(ERR_LIB_CMP, CMP_R_MISSING_PRIVATE_KEY);
1017 OSSL_CRMF_ENCRYPTEDVALUE_get1_encCert(coec->value.encryptedCert,
1018 ctx->libctx, ctx->propq,
1022 ERR_raise(ERR_LIB_CMP, CMP_R_UNKNOWN_CERT_TYPE);
1027 ERR_raise(ERR_LIB_CMP, CMP_R_CERTIFICATE_NOT_FOUND);
1029 (void)x509_set0_libctx(crt, ctx->libctx, ctx->propq);
1033 int OSSL_CMP_MSG_update_transactionID(OSSL_CMP_CTX *ctx, OSSL_CMP_MSG *msg)
1035 if (ctx == NULL || msg == NULL) {
1036 ERR_raise(ERR_LIB_CMP, CMP_R_NULL_ARGUMENT);
1039 if (!ossl_cmp_hdr_set_transactionID(ctx, msg->header))
1041 return msg->header->protectionAlg == NULL
1042 || ossl_cmp_msg_protect(ctx, msg);
1045 OSSL_CMP_MSG *OSSL_CMP_MSG_read(const char *file)
1047 OSSL_CMP_MSG *msg = NULL;
1051 ERR_raise(ERR_LIB_CMP, CMP_R_NULL_ARGUMENT);
1055 if ((bio = BIO_new_file(file, "rb")) == NULL)
1057 msg = d2i_OSSL_CMP_MSG_bio(bio, NULL);
1062 int OSSL_CMP_MSG_write(const char *file, const OSSL_CMP_MSG *msg)
1067 if (file == NULL || msg == NULL) {
1068 ERR_raise(ERR_LIB_CMP, CMP_R_NULL_ARGUMENT);
1072 bio = BIO_new_file(file, "wb");
1075 res = i2d_OSSL_CMP_MSG_bio(bio, msg);
1080 OSSL_CMP_MSG *d2i_OSSL_CMP_MSG_bio(BIO *bio, OSSL_CMP_MSG **msg)
1082 return ASN1_d2i_bio_of(OSSL_CMP_MSG, OSSL_CMP_MSG_new,
1083 d2i_OSSL_CMP_MSG, bio, msg);
1086 int i2d_OSSL_CMP_MSG_bio(BIO *bio, const OSSL_CMP_MSG *msg)
1088 return ASN1_i2d_bio_of(OSSL_CMP_MSG, i2d_OSSL_CMP_MSG, bio, msg);